'I'm Chevy Chase and You're Not' CNN Films Share on Facebook Share on X Google Preferred Share to Flipboard Show additional share options Share on LinkedIn Share on Pinterest Share on Reddit Share on Tumblr Share on Whats App Send an Email Print the Article Post a Comment Logo text There is a recently burgeoning genre of documentaries - usually either celebrity or true crime in focus - driven not by aesthetic or storytelling imperatives but by (self-)promotional machinery.